package Interafce.InterfaceTest2;

public class pingpangcoach extends coach {
    public pingpangcoach(String name, int age) {
        super(name, age);
    }

    public pingpangcoach() {
    }

    @Override
    public void teach() {
        System.out.println("乒乓教练再叫运动员如何打乒乓球");
    }
}
